PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145175Seat,bearing

Millipart, Inc · NSN 3110-01-087-7054 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-087-7054 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-087-7054. Primary manufacturer part number: 145175.
Features
  • Seat,bearing — FSC 3110
  • Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL COMP 440C OVERALL
  • Style Designator: FLAT RACE SURFACE
  • Test Data Document: 09205-145175 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Outside Diameter: 0.4550 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
  • Bore Diameter: 0.1880 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Comp 440c Overall construction
General Description

The Seat,bearing, cataloged under National Stock Number 3110-01-087-7054, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Millipart, Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-087-7054
Primary Part Number145175
Item NameSeat,bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerMillipart, Inc
StatusACTIVE
Material Document and ClassificationQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL COMP 440C OVERALL
Style DesignatorFLAT RACE SURFACE
Test Data Document09205-145175 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Outside Diameter0.4550 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
Bore Diameter0.1880 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2805-00-908-69183788494 INTERCHANGEABLE
Push Rod,engine Poppet Valve
General Motors Llc Dba General Motors Llc
4470-01-509-2034 INTERCHANGEABLE
Rpcc Base Trm Brd,3
Cross-Reference Index
Part NumberManufacturer
145175 Lockheed Martin Corp Electronics and Missiles Div (USA)
145175 PRIMARY Millipart, Inc (USA)
Related Parts
2805-00-908-6918INTERCHANGEABLE
PUSH ROD,ENGINE POPPET VALVE
3788494
4470-01-509-2034INTERCHANGEABLE
RPCC BASE TRM BRD,3

Frequently Asked Questions

What is NSN 3110-01-087-7054?

NSN 3110-01-087-7054 is a Seat,bearing, manufactured by Millipart, Inc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-087-7054?

NSN 3110-01-087-7054 has 2 cross-referenced part numbers: 145175 (Lockheed Martin Corp Electronics and Missiles Div), 145175 (Millipart, Inc).

What NSN replaces 3110-01-087-7054?

There are 2 known substitutes for 3110-01-087-7054: 2805-00-908-6918, 4470-01-509-2034. Verify interchangeability with system specifications before substitution.

What are the specifications of 145175?

Key specifications for 145175: Overall Width: 0.0750 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL COMP 440C OVERALL; Style Designator: FLAT RACE SURFACE. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com